package com.xxh.mqstudy.config;


import org.springframework.amqp.core.Message;
import org.springframework.amqp.rabbit.connection.CachingConnectionFactory;
import org.springframework.amqp.rabbit.connection.ConnectionFactory;
import org.springframework.amqp.rabbit.connection.CorrelationData;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class RabbitConfig {

    @Bean
    public ConnectionFactory connectionFactory(){
        CachingConnectionFactory factory = new CachingConnectionFactory();
        factory.setUri("amqp://localhost:5672");
        factory.setPublisherConfirms(true);
        factory.setPublisherReturns(true);
        factory.setPublisherConfirmType(CachingConnectionFactory.ConfirmType.CORRELATED);
        return factory;
    }
    @Bean
    public RabbitTemplate createTemplate(ConnectionFactory connectionFactory) {
        RabbitTemplate rabbitTemplate = new RabbitTemplate();
        //一定要开启，不然ReturnCallback没有？？
        rabbitTemplate.setMandatory(true);
        rabbitTemplate.setConnectionFactory(connectionFactory);
        rabbitTemplate.setConfirmCallback(new RabbitTemplate.ConfirmCallback() {
            @Override
            public void confirm(CorrelationData correlationData, boolean b, String s) {
                System.out.println("ConfirmCallback:     "+"相关数据："+correlationData);
                System.out.println("ConfirmCallback:     "+"确认情况："+b);
                System.out.println("ConfirmCallback:     "+"原因："+s);
            }
        });
        rabbitTemplate.setReturnCallback(new RabbitTemplate.ReturnCallback() {
            @Override
            public void returnedMessage(Message message, int replyCode, String replyText, String exchange, String routingKey) {
                System.out.println("ReturnCallback:     "+"消息："+message);
                System.out.println("ReturnCallback:     "+"回应码："+replyCode);
                System.out.println("ReturnCallback:     "+"回应信息："+replyText);
                System.out.println("ReturnCallback:     "+"交换机："+exchange);
                System.out.println("ReturnCallback:     "+"路由键："+routingKey);
            }
        });

        return rabbitTemplate;
    }
}
